<template>
  <el-aside :width="width">
    <el-menu
        background-color="#545c64"
        text-color="#fff"
        default-active="1"
        :collapse="isCollapse"
        :collapse-transition="false"
        router
    >
      <h3 v-show="!isCollapse">通用后台管理系统</h3>
      <h3 v-show="isCollapse">后台</h3>
      <el-menu-item
          v-for="item in noChildren"
          :index="item.path"
          :key="item.path">
       <component class="icon" :is=item.icon></component>
        <span>{{item.label}}</span>
      </el-menu-item>

      <el-sub-menu
        v-for="item in hasChildren"
        :index="item.path"
        :key="item.path">

        <template #title>
          <component class="icon" :is=item.icon></component>
          <span>{{item.label}}</span>
        </template>
        <el-menu-item-group>
          <el-menu-item
              v-for="(subItem,sunIndex) in item.children"
              :index="subItem.path"
              :key="subItem.path"
          >
            <component class="icon" :is=subItem.icon></component>
            <span>{{subItem.label}}</span>
          </el-menu-item>
        </el-menu-item-group>

      </el-sub-menu>
    </el-menu>
  </el-aside>
</template>

<script setup>
import {useAllDataStore} from '@/stores';


import { ref,computed} from 'vue'
const list= ref([
  {
    path: '/home',
    name: 'home',
    label: '首页',
    icon: 'house',
    url: 'Home'
  },
  {
    path: '/mall',
    name: 'mall',
    label: '商品管理',
    icon: 'video-play',
    url: 'Mall'
  },
  {
    path: '/user',
    name: 'user',
    label: '用户管理',
    icon: 'user',
    url: 'User'
  },
  {
    path: 'other',
    label: '其他',
    icon: 'location',
    children: [
      {
        path: '/page1',
        name: 'page1',
        label: '页面1',
        icon: 'setting',
        url: 'Page1'
      },
      {
        path: '/page2',
        name: 'page2',
        label: '页面2',
        icon: 'setting',
        url: 'Page2'
      }
    ]
  }
])

const noChildren=computed(()=>{
  return list.value.filter(item=>!item.children)
})
const hasChildren=computed(()=>{
  return list.value.filter(item=>item.children)
})

let store = useAllDataStore();
const isCollapse=computed(()=>store.state.isCollapse)
  //折叠宽度
const width=computed(()=>store.state.isCollapse? '64px': '180px')
</script>

<style scoped>
.icon{
  width: 18px;
  margin-right: 5px;
}
.el-menu{
  border-right: none;
  h3{
    line-height: 48px;
    color: #fff;
    text-align: center;
  }
}
.el-aside{
  height: 100%;
  background-color: #545c64
}
</style>
